Where do you go to learn how to make ice cream?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Identify The phrase in the picture.

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

It is always ahead of me yet I can never see it. What is it?

I make two people out of one. What am I?

Can you solve the maths in the below-given picture equation?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?